| Effects of ash-falls on Cretaceous floras; palynology of rocks associated with bentonites, (abstr.) |
Hepner, B.J.; and Shaffer, B.L. |
Geological Society of America, Abstract with Programs vol. 1, pt. 2, pp. 13-14 |
1969 |
N/A
|
| Microfloral successions in Middle Permian evaporites of Kansas, (abstr.) |
Shaffer, B.L. |
Geological Society of America, Special Publication Abstracts no. 68 (Abstracts for 1961), p. 267 |
1962 |
N/A
|
| Palynological analysis of Cretaceous fecal pellets, (abstr.) |
Manes, M.L.; and Shaffer, B.L. |
Geological Society of America, Abstract with Programs vol. 1, pt. 2, p. 19 |
1969 |
N/A
|
| Stratigraphic and paleontologic significance of plant microfossils in Permian evaporites of Kansas, pp. 97-115, <In>, Palynology in oil exploration; a symposium, San Francisco, 1962 |
Shaffer, B.L. |
Society for Sedimentary Geology (SEPM), Special Publication no. 11, 200 pages |
1964 |
N/A
|